Bug 1347758 - part4 : add audio channel log. r=Ehsan

MozReview-Commit-ID: LNXzRZx2rC2

dom/plugins/base/nsNPAPIPluginInstance.cpp

@@ -1738,6 +1738,11 @@ nsNPAPIPluginInstance::GetOrCreateAudioChannelAgent(nsIAudioChannelAgent** aAgen
 NS_IMETHODIMP
 nsNPAPIPluginInstance::WindowVolumeChanged(float aVolume, bool aMuted)
 {
+  MOZ_LOG(AudioChannelService::GetAudioChannelLog(), LogLevel::Debug,
+         ("nsNPAPIPluginInstance, WindowVolumeChanged, "
+          "this = %p, aVolume = %f, aMuted = %s\n",
+          this, aVolume, aMuted ? "true" : "false"));
+
   // We just support mute/unmute
   nsresult rv = SetMuted(aMuted);
   NS_WARNING_ASSERTION(NS_SUCCEEDED(rv), "SetMuted failed");
@@ -1757,6 +1762,10 @@ nsNPAPIPluginInstance::WindowVolumeChanged(float aVolume, bool aMuted)
 NS_IMETHODIMP
 nsNPAPIPluginInstance::WindowSuspendChanged(nsSuspendedTypes aSuspend)
 {
+  MOZ_LOG(AudioChannelService::GetAudioChannelLog(), LogLevel::Debug,
+         ("nsNPAPIPluginInstance, WindowSuspendChanged, "
+          "this = %p, aSuspend = %s\n", this, SuspendTypeToStr(aSuspend)));
+
   // It doesn't support suspended, so we just do something like mute/unmute.
   WindowVolumeChanged(1.0, /* useless */
                       aSuspend != nsISuspendedTypes::NONE_SUSPENDED);